109628719 has 2 divisors, whose sum is σ = 109628720. Its totient is φ = 109628718.

The previous prime is 109628713. The next prime is 109628737. The reversal of 109628719 is 917826901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109628719 - 2⁷ = 109628591 is a prime.

It is a super-2 number, since 2×109628719² = 24036912059161922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109628713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54814359 + 54814360.

It is an arithmetic number, because the mean of its divisors is an integer number (54814360).

Almost surely, 2^109628719 is an apocalyptic number.

109628719 is a deficient number, since it is larger than the sum of its proper divisors (1).

109628719 is an equidigital number, since it uses as much as digits as its factorization.

109628719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 43.

The square root of 109628719 is about 10470.3733935328. The cubic root of 109628719 is about 478.6022983068.

The spelling of 109628719 in words is "one hundred nine million, six hundred twenty-eight thousand, seven hundred nineteen".